Everyone like to dress up to important events, but even on regular days you want to feel that you get the looks and you are good looking and at least interesting to look at, so we spending hours and dollars in the fashions stores trying every set of pants, shirts etc. then every morning before we go to work we try new combination to see what works and then spend 30 minutes to find the right outfit that will also fit our current mood.
There are many articles and even books out there where you are taught how to be happier, more productive or even have better relationships. However, each of these has to be taken with a grain of salt. A complete guide on how to live your life perfectly, even though unpredictable events, just does not exist.